using System;

class OddOrEvenNumber
{
    static void Main()
    {
		//int number = 5;
		Console.WriteLine("Input number:"); 
		int number = int.Parse(Console.ReadLine());
		if(number % 2 == 0)
		{
			Console.WriteLine("It's even"); 
		}
		else
		{
			Console.WriteLine("It's odd");
		}
    }
}
